Electric heating device for plastics



FIG. 1 is a perspective view of the device;

FIG. 2 is a top plane view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side view;

FIG. 5 is a left side view;

FIG. 6 is a rear elevation view; and,

FIG. 7 is a bottom plane view.

The ornamental design for an electric heating device for plastics, asshown and described.